<!DOCTYPE html>
<html lang="en" xmlns:th="http://www.thymeleaf.org">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<body>
    <form action="/user/add" method="post">
        姓名：<input type="text" name="name"><br/>
        年龄：<input type="text" name="age"><br/>
        性别：<input type="radio" name="sex" value="男">男
             <input type="radio" name="sex" value="女">女<br/>
        <input type="submit" value="添加">
    </form>
</body>
</html>
